
Intercept  & $2.79^{**}$  & $1.92^{***}$ \\
           & $(0.73)$     & $(0.29)$     \\
Treated    & $4.71^{***}$ & $5.21^{***}$ \\
           & $(1.04)$     & $(0.39)$     \\
Covariate  &              & $3.77^{***}$ \\
           &              & $(0.36)$     \\
\hline
Adj. R$^2$ & $0.51$       & $0.93$       \\
Num. obs.  & $20$         & $20$         \\

